diff --git a/app/src/protyle/render/av/render.ts b/app/src/protyle/render/av/render.ts
index 2f2b3e59f..f41931dc1 100644
--- a/app/src/protyle/render/av/render.ts
+++ b/app/src/protyle/render/av/render.ts
@@ -103,7 +103,7 @@ export const genTabHeaderHTML = (data: IAV, showSearch: boolean, editable: boole
                 <svg><use xlink:href="#iconSearch"></use></svg>
             </button>
             <div style="position: relative" class="fn__flex">
-                <div contenteditable="true" style="${showSearch ? "width:128px" : "width:0;padding-left: 0;padding-right: 0;"}" data-type="av-search" class="b3-text-field b3-text-field--text" placeholder="${window.siyuan.languages.search}"></div>
+                <div contenteditable="plaintext-only" style="${showSearch ? "width:128px" : "width:0;padding-left: 0;padding-right: 0;"}" data-type="av-search" class="b3-text-field b3-text-field--text" placeholder="${window.siyuan.languages.search}"></div>
             </div>
             <div class="fn__space"></div>
             <span data-type="av-more" aria-label="${window.siyuan.languages.config}" data-position="8south" class="ariaLabel block__icon">
diff --git a/app/src/protyle/wysiwyg/index.ts b/app/src/protyle/wysiwyg/index.ts
index f91efd3b8..3ffc21d8b 100644
--- a/app/src/protyle/wysiwyg/index.ts
+++ b/app/src/protyle/wysiwyg/index.ts
@@ -2387,7 +2387,7 @@ export class WYSIWYG {
 
         this.element.addEventListener("paste", (event: ClipboardEvent & { target: HTMLElement }) => {
             // https://github.com/siyuan-note/siyuan/issues/11241
-            if (event.target.getAttribute("data-type") === "av-search") {
+            if (hasClosestByAttribute(event.target, "data-type", "av-search")) {
                 return;
             }
             if (protyle.disabled) {
diff --git a/app/src/protyle/wysiwyg/keydown.ts b/app/src/protyle/wysiwyg/keydown.ts
index 421195749..0da83811a 100644
--- a/app/src/protyle/wysiwyg/keydown.ts
+++ b/app/src/protyle/wysiwyg/keydown.ts
@@ -97,7 +97,7 @@ export const keydown = (protyle: IProtyle, editorElement: HTMLElement) => {
             event.stopPropagation();
             return;
         }
-        if (event.target.getAttribute("data-type") === "av-search") {
+        if (hasClosestByAttribute(event.target, "data-type", "av-search")) {
             if (matchHotKey("⌘A", event)) {
                 event.preventDefault();
                 getSelection().getRangeAt(0).selectNodeContents(event.target);